26 lines
672 B
Bash
Executable File
26 lines
672 B
Bash
Executable File
#!/bin/bash
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BAT=$(ls /sys/class/power_supply | grep -E '^BAT' | head -n 1)
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while true; do
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capacity=$(cat "/sys/class/power_supply/${BAT}/capacity")
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BATSTATUS=$(cat "/sys/class/power_supply/${BAT}/status")
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if [ -f "/sys/class/power_supply/${BAT}/power_now" ]; then
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power_now=$(cat "/sys/class/power_supply/${BAT}/power_now")
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power_watt=$(echo "scale=1; $power_now / 1000000" | bc)
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else
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power_watt="N/A"
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fi
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if [ "$BATSTATUS" == "Discharging" ]; then
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if [ "$capacity" -le 20 ]; then
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notify-send -u critical "Battery Warning!" \
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"Battery is at ${capacity}% discharging at a rate of ${power_watt}W."
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fi
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fi
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sleep 120
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done
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